[INFO] cloning repository https://github.com/SOVLOOKUP/rust-plugin-system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SOVLOOKUP/rust-plugin-system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSOVLOOKUP%2Frust-plugin-system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSOVLOOKUP%2Frust-plugin-system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b07ab0b8ff517960f8244bcdd978a2eef6a39ff
[INFO] documenting SOVLOOKUP/rust-plugin-system against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSOVLOOKUP%2Frust-plugin-system" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SOVLOOKUP/rust-plugin-system on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SOVLOOKUP/rust-plugin-system
[INFO] finished tweaking git repo https://github.com/SOVLOOKUP/rust-plugin-system
[INFO] tweaked toml for git repo https://github.com/SOVLOOKUP/rust-plugin-system written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/SOVLOOKUP/rust-plugin-system already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99c993589e8c3e9aaef016d0eb3e8b19532a1c69dee6d166bd30cf85546ae2ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "99c993589e8c3e9aaef016d0eb3e8b19532a1c69dee6d166bd30cf85546ae2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99c993589e8c3e9aaef016d0eb3e8b19532a1c69dee6d166bd30cf85546ae2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c993589e8c3e9aaef016d0eb3e8b19532a1c69dee6d166bd30cf85546ae2ec", kill_on_drop: false }`
[INFO] [stdout] 99c993589e8c3e9aaef016d0eb3e8b19532a1c69dee6d166bd30cf85546ae2ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a60cbbc834280ec2809e056edf8b04032df0ba7253565d3f1c8b0185ec944181
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a60cbbc834280ec2809e056edf8b04032df0ba7253565d3f1c8b0185ec944181", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling dynamic_reload v0.8.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.16
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking my-interface v0.1.0 (/opt/rustwide/workdir/my-interface)
[INFO] [stderr]  Documenting my-interface v0.1.0 (/opt/rustwide/workdir/my-interface)
[INFO] [stderr]  Documenting my-plugin v0.1.0 (/opt/rustwide/workdir/my-plugin)
[INFO] [stderr]  Documenting my-master v0.1.0 (/opt/rustwide/workdir/my-master)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.67s
[INFO] running `Command { std: "docker" "inspect" "a60cbbc834280ec2809e056edf8b04032df0ba7253565d3f1c8b0185ec944181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60cbbc834280ec2809e056edf8b04032df0ba7253565d3f1c8b0185ec944181", kill_on_drop: false }`
[INFO] [stdout] a60cbbc834280ec2809e056edf8b04032df0ba7253565d3f1c8b0185ec944181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6dd7ce81c61ced51d496bc4ef14dabbda31ab69b6ac2a1ece8eecafbda3e4f3c
[INFO] running `Command { std: "docker" "start" "-a" "6dd7ce81c61ced51d496bc4ef14dabbda31ab69b6ac2a1ece8eecafbda3e4f3c", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "6dd7ce81c61ced51d496bc4ef14dabbda31ab69b6ac2a1ece8eecafbda3e4f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd7ce81c61ced51d496bc4ef14dabbda31ab69b6ac2a1ece8eecafbda3e4f3c", kill_on_drop: false }`
[INFO] [stdout] 6dd7ce81c61ced51d496bc4ef14dabbda31ab69b6ac2a1ece8eecafbda3e4f3c